def method_01():
    print("无参无返回的函数")

def method_02():
    return "无参有返回的函数"

def method_03(name):
    return f"{name} 你好"


def say_hi_gender(full_name,gender):
    result = jueder_gender(gender)
    return f"{full_name}{result}，欢迎来到火星"

def jueder_gender(gender):
    if gender == '男':
        return '先生'
    elif gender == '女':
        return  '女士'
    else:
        return '未知'

def say_hi_multi_parameter(*args):
    for item in args:
        print('{}，你好'.format(item))

def method_04(x,y,w):
    z = pow(x, y,w)
    print(z)
    return x ** y

import  math
def method_05(num):
    return math.fabs(num)
